History of Technology in India, Vol. I: From Antiquity to c. 1200 A.D. v1.c18.s3.t2.25

v1.c18.s3.t2.25

11. Tāmra rajaḥ prayoga (Aṣṭ. Hṛ. Su. 7/27) here copper powder mixed with honey is advised for internal use for Hṛdviśodhana in cases of food poisoning for producing vomiting. And it is followed by hema curna prayoga for neutralising the effect of poisoning of Copper and also of Garavisa and to prolong life span.